Practice Magnetic Field Around a Current-Carrying Wire - D.2.2.c | Theme D: Fields | IB Grade 12 Diploma Programme Physics
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the formula for calculating the magnetic field strength around a current-carrying wire?

πŸ’‘ Hint: Look for the relationship between current, distance, and magnetic field in a straight wire.

Question 2

Easy

What unit is used to measure magnetic field strength?

πŸ’‘ Hint: Think about the common unit used in physics for magnetic quantities.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the magnetic field strength around a straight current-carrying wire influenced by?

  • Distance from the wire
  • Current in the wire
  • Both A and B

πŸ’‘ Hint: Consider how both parameters affect the magnetic field.

Question 2

True or False: Increasing the current in a wire does not affect the magnetic field strength.

  • True
  • False

πŸ’‘ Hint: Reflect on the relationship between current and magnetic fields.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A wire carries a current of 10 A and is 0.5 m away from a point. Calculate the magnetic field strength at that point. Discuss the implications of this value.

πŸ’‘ Hint: Make sure to convert all units properly before substitution.

Question 2

Describe how the magnetic field can be manipulated in practical applications such as electric motors.

πŸ’‘ Hint: Think about the relationship between voltage, current, and magnetic interactions.

Challenge and get performance evaluation